NO894858L - CERAMIC PRELIMINARY MIXTURES BASED ON POLYSILAZANES AND CORE FRAMES COLLECTED BY PYRROLYSE OF THE PRESERVERS. - Google Patents

CERAMIC PRELIMINARY MIXTURES BASED ON POLYSILAZANES AND CORE FRAMES COLLECTED BY PYRROLYSE OF THE PRESERVERS.

Info

Publication number
NO894858L
NO894858L NO89894858A NO894858A NO894858L NO 894858 L NO894858 L NO 894858L NO 89894858 A NO89894858 A NO 89894858A NO 894858 A NO894858 A NO 894858A NO 894858 L NO894858 L NO 894858L
Authority
NO
Norway
Prior art keywords
pyrrolyse
preservers
polysilazanes
mixtures based
core frames
Prior art date
Application number
NO89894858A
Other languages
Norwegian (no)
Other versions
NO894858D0 (en
Inventor
Christian Colombier
Original Assignee
Atochem
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Atochem filed Critical Atochem
Publication of NO894858D0 publication Critical patent/NO894858D0/en
Publication of NO894858L publication Critical patent/NO894858L/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/515—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics
    • C04B35/58—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on borides, nitrides, i.e. nitrides, oxynitrides, carbonitrides or oxycarbonitrides or silicides
    • C04B35/584—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on borides, nitrides, i.e. nitrides, oxynitrides, carbonitrides or oxycarbonitrides or silicides based on silicon nitride
    • C04B35/589—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on borides, nitrides, i.e. nitrides, oxynitrides, carbonitrides or oxycarbonitrides or silicides based on silicon nitride obtained from Si-containing polymer precursors or organosilicon monomers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L83/00—Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon only; Compositions of derivatives of such polymers
    • C08L83/16—Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon only; Compositions of derivatives of such polymers in which all the silicon atoms are connected by linkages other than oxygen atoms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Ceramic Engineering (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Health & Medical Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Ceramic Products (AREA)
  • Silicon Polymers (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Compositions Of Oxide Ceramics (AREA)

Abstract

The invention relates to ceramic precursor compositions based on polysilazane. <??>In these compositions, a polysilazane derived from ammonia is combined with a polysilazane derived from a hydrazine. <??>Upon pyrolysis, these compositions give ceramics, with a high yield of ceramic.
NO89894858A 1988-12-07 1989-12-05 CERAMIC PRELIMINARY MIXTURES BASED ON POLYSILAZANES AND CORE FRAMES COLLECTED BY PYRROLYSE OF THE PRESERVERS. NO894858L (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8816065A FR2639937B1 (en) 1988-12-07 1988-12-07 COMPOSITIONS OF CERAMIC PRECURSORS BASED ON POLYSILAZANES AND CERAMICS OBTAINED BY PYROLYSIS SAID COMPOSITIONS

Publications (2)

Publication Number Publication Date
NO894858D0 NO894858D0 (en) 1989-12-05
NO894858L true NO894858L (en) 1990-06-08

Family

ID=9372684

Family Applications (1)

Application Number Title Priority Date Filing Date
NO89894858A NO894858L (en) 1988-12-07 1989-12-05 CERAMIC PRELIMINARY MIXTURES BASED ON POLYSILAZANES AND CORE FRAMES COLLECTED BY PYRROLYSE OF THE PRESERVERS.

Country Status (13)

Country Link
US (1) US5066734A (en)
EP (1) EP0373059B1 (en)
JP (1) JPH075839B2 (en)
CN (1) CN1043927A (en)
AT (1) ATE90321T1 (en)
AU (1) AU623951B2 (en)
CA (1) CA2004758A1 (en)
DE (1) DE68907030T2 (en)
DK (1) DK613789A (en)
ES (1) ES2055136T3 (en)
FR (1) FR2639937B1 (en)
IE (1) IE893689L (en)
NO (1) NO894858L (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5194338A (en) * 1988-03-04 1993-03-16 Ethyl Corporation Preceramic composition containing silicon based powder
FR2635528A1 (en) * 1988-08-17 1990-02-23 Atochem PROCESS FOR THE PREPARATION OF POLYHYDROSILAZANES DERIVED FROM HYDRAZINE AND THE USE OF SAID SILAZANES AS CERAMIC PRECURSORS
FR2693204A1 (en) * 1992-08-27 1994-01-07 Atochem Elf Sa Poly:silyl-hydrazine(s) prepn., used as coatings on e.g. ceramics, metals or metalloid(s) - comprises reacting halo-silane(s) or di:silane(s) with hydrazine(s) in presence of inert solvent
EP0623571A4 (en) * 1992-11-26 1997-07-02 Tonen Corp Process for producing ceramic product.
US7122222B2 (en) * 2003-01-23 2006-10-17 Air Products And Chemicals, Inc. Precursors for depositing silicon containing films and processes thereof
DE102006047070A1 (en) * 2006-09-26 2008-04-03 Siemens Ag Method for integrally joining two metallic components

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2218960A1 (en) * 1972-04-19 1973-11-08 Bayer Ag MOLDED BODIES FROM MOGENIC MIXTURES OF SILICON CARBIDE AND SILICON NITRIDE AND PROCESS FOR THEIR PRODUCTION
DE2243527A1 (en) * 1972-09-05 1974-04-18 Bayer Ag MOLDED BODIES FROM HOMOGENOUS MIXTURES OF SILICON CARBIDE AND SILICON NITRIDE AND THE PROCESS FOR THEIR PRODUCTION
JPS5546995A (en) * 1978-09-28 1980-04-02 Kyoto Ceramic Pen point in ceramics
US4482669A (en) * 1984-01-19 1984-11-13 Massachusetts Institute Of Technology Preceramic organosilazane polymers
FR2579602B1 (en) * 1985-03-29 1987-06-05 Rhone Poulenc Rech POLYSILAZANE COMPOSITION WHICH CAN CROSSLINK IN THE PRESENCE OF A METAL OR A METAL COMPOUND CATALYZING THE HYDROSILYLATION REACTION
US4650837A (en) * 1985-09-30 1987-03-17 Massachusetts Institute Of Technology Method for converting Si-H containing polycarbosilanes to new and useful preceramic polymers and ceramic materials
US4720532A (en) * 1986-08-22 1988-01-19 Massachusetts Institute Of Technology Organopolysilazane precursors to silicon nitride-rich mixed SiC/Si3 N4

Also Published As

Publication number Publication date
NO894858D0 (en) 1989-12-05
EP0373059A1 (en) 1990-06-13
CN1043927A (en) 1990-07-18
CA2004758A1 (en) 1990-06-07
ES2055136T3 (en) 1994-08-16
DK613789D0 (en) 1989-12-06
AU623951B2 (en) 1992-05-28
DK613789A (en) 1990-06-08
AU4589589A (en) 1990-06-14
FR2639937A1 (en) 1990-06-08
JPH075839B2 (en) 1995-01-25
FR2639937B1 (en) 1991-03-22
EP0373059B1 (en) 1993-06-09
US5066734A (en) 1991-11-19
DE68907030D1 (en) 1993-07-15
JPH02212361A (en) 1990-08-23
ATE90321T1 (en) 1993-06-15
IE893689L (en) 1990-06-07
DE68907030T2 (en) 1993-11-18

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